Komatsu PC 78

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## Basic Information - Model: PC78US‑10 (Short‑tail swing midi excavator) - Machine operating weight: 7910 kg (450 mm track shoe, with blade) - Standard bucket capacity: 0.20 m³ - Rear swing radius: 1390 mm ## Engine - Engine brand: Komatsu - Model: SAA4D95LE‑6 - Rated power: 50.7 kW / 1950 rpm (ISO 14396) - Displacement: 3.26 L - Emission standard: EU Stage IV / EPA Tier 4 Final (KDOC, no DPF / DEF) ## Working Performance - Max digging depth: 4660 mm - Max digging reach: 6920 mm - Max dumping height: 5420 mm - Vertical wall digging depth: 3980 mm - Bucket breakout force: 53.3 kN - Arm crowd force: 38.1 kN - Swing speed: 10.0 rpm - Gradeability: 70% (35°) ## Travel System - Travel speed (high/low): 5.0 / 2.8 km/h - Max drawbar pull: 68.2 kN - Ground pressure: 35.3 kPa - Standard track shoe width: 450 mm - Undercarriage: 5 track rollers / 1 carrier roller per side - Standard equipped with dozer blade ## Hydraulic System - Hydraulic system type: HydrauMind closed‑centre load‑sensing system - Main system relief pressure: 29.4 MPa - Total main pump flow: 168 L/min - Pre‑plumbed auxiliary hydraulic line as standard